/*
 * Copyright (c) 2002-2019 "Neo4j,"
 * Neo4j Sweden AB [http://neo4j.com]
 *
 * This file is part of Neo4j.
 *
 * Neo4j is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

const asTitleString = connectionData => {
  const buildTitleFromConnectionData = () => {
    if (!connectionData) return null
    const dbPath = connectionData.db ? `/${connectionData.db}` : ''
    if (connectionData.username && connectionData.host) {
      return `${connectionData.username}@${connectionData.host}${dbPath}`
    }
    if (connectionData.username) {
      return connectionData.username
    }
    if (connectionData.host) {
      return `${connectionData.host}${dbPath}`
    }
    return null
  }
  const builtTitle = buildTitleFromConnectionData()
  return (builtTitle ? builtTitle + ' - ' : '') + 'Neo4j Browser'
}

export default asTitleString
